html,body{
    width:100%;
    height:100%
}
.wrap{
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.header{
    height: 80px;
    width: 100%;
    z-index: 999;
    box-shadow: 0 5px 15px #ccc;
}
.container{
    margin-top: 15px;
    border-radius: 8px;
    background-color: rgb(249,249,249);
    height: 100%;
    overflow: auto;
    .list{
        height: 100%;
        width: 80%;
        margin: auto;
        background-color: #fff;
    }
}